For the balanced equation :
`8H^(+)(aq)+5Fe^(2+)(aq)+MnO_(4)^(-)(aq)rarr5Fe^(3+)(aq)+Mn^(2+)(aq)+4H_(2)O(l)`
Which statement is correct ?

Complete the chemical equations : Cr_2O_7^(2-) (aq) + Fe^(2+)(aq) + H^(+)(aq) to

Complete the following chemical equation : Cr_2O_7^(2-) (aq)+ Fe^(2+) (aq)+ H^(+) (aq)rarr

Consider the reaction: H_(2)SO_(3)(aq)+Sn^(4+)(aq)+H_(2)O(l)toSn^(2+)(aq)+HSO_(4)^(-)(aq)+3H^(+)(aq) Which of the following statements is correct?

Fe^(2+)(aq.)+Cr_(2)O_(7)^(2-)+H^(+) to Fe^(3+)(aq.)+Cr^(3+)

Fe^(2+)(aq.)+Cr_(2)O_(7)^(2-)+H^(+) to Fe^(3+)(aq.)+Cr^(3+)

Using the following E^(@) values for electrode potentials, calculate triangle G^(@) in kJ for the indicated reaction: 5Ce^(4+) (aq) + Mn^(2+) (aq) + 4H_(2)O(l) rarr 5Ce^(3+) (aq) + MnO_(4)^(-) (aq) +8H^(+) (aq) MnO_(4)^(-) (aq) +8H^(+) (aq) +5e^(-) rarr Mn^(2+) (aq) + 4H_(2) O(l), E^(@) = +1.51V Ce^(4+) (aq) + e^(-)rarr Ce^(3+)(aq), E^(@) = +1.61V

Use the following standard electrode potentials, calculate DeltaG^(@) in kJ // mol for the indicated reaction : 5Ce^(4+)(aq)+Mn^(2+)(aq)+4H_(2)O(l)to5Ce^(3+)(aq)+ MnO_(4)^(-)(aq)+8H^(+)(aq) MnO_(4)^(-)(aq)+8H^(+)(aq)+5e^(-)toMn^(2+)(aq)+4H_(2)O(l), E^(@)=+1.51 V Ce^(4+)(aq)+e^(=)toCe^(3+)(aq)" "E^(@)=+1.61 V

Use the following standard electrode potentials, calculate DeltaG^(@) in kJ // mol for the indicated reaction : 5Ce^(4+)(aq)+Mn^(2+)(aq)+4H_(2)O(l)to5Ce^(3+)(aq)+MnO_(4)^(-)(aq)+8H^(+)(aq) MnO_(4)^(-)(aq)+8H^(+)(aq)+5e^(-)toMn^(2+)(aq)+4H_(2)O(l), E^(@)=+1.51 V Ce^(4+)(aq)+e^(=)toCe^(3+)(aq)" "E^(@)=+1.61 V